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Finding the Fourth Proportional to 96,503.51, 144,595.19 and 68,283.68

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Solution

The fourth proportional to 96,503.51, 144,595.19 and 68,283.68 is: 102,312.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,503.51 : 144,595.19 = 68,283.68 : x
  2. Step 2: Convert to fraction form
    96,503.51/144,595.19 = 68,283.68/x
  3. Step 3: Cross multiply
    96,503.51x = 144,595.19 × 68,283.68
  4. Step 4: Simplify right side
    96,503.51x = 9,873,491,683.50
  5. Step 5: Solve for x
    x = 9,873,491,683.50/96,503.51
  6. Step 6: Final answer
    x = 102,312.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.